Shimano XTR Dyna-Sys Cassette - Road Bike Shop

Just when we thought the 970 XTR cassette was the nicest thing we'd seen from their Sakai City factory, along comes the CS-M980 XTR 10-Speed Cassette. The biggest difference from the last generation is that this 980 Cassette has 10 cogs rather than nine. And with the addition of the largest...